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SMAW

LB-55U

Stick electrode
Features:
  • Suitable for one side welding of pipes
  • Good arc stability in one side welding with relatively low current
  • Classification:AWS A5.5 E8016-G
    Redrying Conditions:350~400℃x1h
    Identification color:-
    Polarity:AC, DCEP, DCEN (Root Pass only)
    Welding Positions: Canvas is Not Supported.

    Packaging data

    φ mm
    Length mm
    kg/packkg/cartong/piececarton mm
    2.635052020170W, 110H, 380L
    3.240052035170W, 110H, 430L
    4.040052053170W, 110H, 430L

    Composition (all-weld metal mass %)


    Typical (DCEP)
    Guarantya
    C
    0.06
    0.15
    Si
    0.49
    0.75
    Mn1.70
    1.40~2.25
    P0.015
    0.030
    S0.005
    0.030
    Note: aSingle values are maximium.

    Welding parameters (A)

    φ mm
    1F, 1G, 2F, 2G
    3G uphill, 4G
    Root passb
    2.6
    60~90
    50~80
    30~80
    3.2
    90~130
    80~120
    60~110
    4.0130~180
    110~170
    90~140
    Note: bDCEN is also suitable.

    All-weld mechanical properties


    Typical (DCEP)
    Guaranty
    0.2%YS (MPa)
    570
    462min.
    TS (MPa)
    620
    552min.
    El on 4d (%)31
    19min.
    IV -40℃ (J)110
    32min.

    Approvals

    ABS
    3YQ460 H10, MG
    DNV
    3Y46 H10, MG
    BV
    3Y46H10 UP
    GL3Y46H10

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